CN215322716U - Folding push-and-pull vehicle - Google Patents
Folding push-and-pull vehicle Download PDFInfo
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- CN215322716U CN215322716U CN202121882208.2U CN202121882208U CN215322716U CN 215322716 U CN215322716 U CN 215322716U CN 202121882208 U CN202121882208 U CN 202121882208U CN 215322716 U CN215322716 U CN 215322716U
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- frame
- hinged
- folding
- pull rod
- wheel frame
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Abstract
The utility model discloses a folding push-pull vehicle, which comprises a front folding frame, a rear folding frame, a front wheel frame, a rear wheel frame and a front sunshade tent frame, the rear sunshade canopy frame and the tail frame are both U-shaped, the front end of the front frame is hinged with the inner side of the front part of the front wheel frame, the rear end of the rear frame is hinged with the inner side of the rear part of the rear wheel frame, two opening ends of the front sunshade canopy frame are hinged with the outer side of the front end of the front wheel frame, two opening ends of the rear sunshade canopy frame are hinged with the outer side of the rear end of the rear frame, the opening ends of the front wheel frame and the rear wheel frame are hinged, the opening ends of the front folding frame and the rear folding frame are hinged, the front folding frame is arranged on the outer side of the front wheel frame and the middle part of the front wheel frame is hinged, the two ends of the pulling plate are respectively hinged with the middle upper part of the front folding frame and the middle upper part of the front sunshade canopy frame, the opening end of the tail frame is hinged with the outer side of the middle upper part of the rear sunshade canopy frame, and the middle part of the tail frame is hinged with the inner side of the middle upper part of the rear sunshade canopy frame. The folding device is simple and reliable in structure, flexible and quick in folding and stretching, and convenient to transport and use.
Description
Technical Field
The utility model belongs to the technical field of special vehicle for tool transportation, and particularly relates to a folding push-pull vehicle.
Background
The folding push-pull vehicle has wide application, the existing folding vehicle has relatively complex structure, generally adopts a bottom frame provided with wheels, four corners on the bottom frame are respectively fixed with a stand column, a front cross beam and a rear cross beam are respectively fixed between two stand columns at the front side and between two stand columns at the rear side, an upper side beam is respectively arranged between the front and rear stand columns at the left side and between the front and rear stand columns at the right side, the bottom cross beam is fixed between the two bottom side beams to form the bottom frame, the bottom side beam is a bottom front side beam, one end of the bottom rear side beam is connected with a bottom circular tube joint, the other end of the bottom side beam is respectively hinged with a stand column, one end of the upper front side beam and one end of the upper rear side beam are connected with an upper circular tube joint, the other end of the vertical support is respectively hinged with an upper circular tube joint, the vertical support is sleeved with an upper inclined support seat, the top ends of the two inclined supports are respectively hinged with the upper inclined support seat, the lower end is hinged with the lower seat of the inclined strut in the middle of the bottom front side beam and the bottom rear side beam, the structure is relatively complex although the folding function is realized, and the folding and using processes are complex.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a folding push-pull vehicle which is simple and reliable in structure, flexible and quick in folding and stretching and convenient to transport and use.
The utility model aims to realize the purpose, and the folding push-pull vehicle comprises an underframe, front wheels, rear wheels and a pull rod device, and is characterized by comprising a front frame, a rear frame, a front wheel frame, a rear wheel frame, a front folding frame, a rear folding frame, a front sunshade canopy frame, a rear sunshade canopy frame and a tail frame, wherein the front frame is hinged with the rear frame, the front folding frame, the rear folding frame, the front wheel frame, the rear wheel frame, the front sunshade canopy frame, the rear sunshade canopy frame and the tail frame are all U-shaped, the front end of the front frame is hinged with the inner side of the front part of the front wheel frame, the rear end of the rear frame is hinged with the inner side of the rear part of the rear wheel frame, the two open ends of the front sunshade canopy frame are hinged with the outer side of the front wheel frame, the two open ends of the rear sunshade canopy frame are hinged with the outer side of the rear end of the rear frame, the open ends of the front wheel frame and the rear wheel frame are hinged, the open ends of the front folding frame and the rear folding frame are hinged, the front folding frame is arranged on the outer side of the front wheel frame and the middle part of the front folding frame is hinged, the rear folding frame is arranged on the inner side of the rear wheel frame, the middle of the rear wheel frame is hinged, the two ends of the pulling plate are respectively hinged with the front folding frame and the middle upper part of the front awning frame, the opening end of the tail frame is hinged with the outer side of the middle upper part of the rear folding frame, and the middle of the pulling plate is hinged with the inner side of the middle upper part of the rear awning frame.
In order to further achieve the purpose of the utility model, the pull rod device can be characterized in that the lower end of a pull rod seat is connected with a front cross beam of the front wheel frame through a hinged seat, the pull rod is movably arranged in the pull rod seat and can be pulled or contracted, a handle is arranged at the upper end of the pull rod, and an elastic buckle used for clamping the pull rod seat is arranged on the front cross beam of the front sunshade canopy frame.
Compared with the prior art, the utility model has the following remarkable characteristics and positive effects: the folding chassis comprises a front frame and a rear frame which are hinged, wherein the front folding frame, the rear folding frame, a front wheel frame, a rear wheel frame, a front sunshade canopy frame and a rear sunshade canopy frame are respectively hinged to form side frames; the front and rear folding frames and the front and rear wheel frames on the two sides of the underframe are connected to form a left and right guardrail frame, and are combined with the underframe to form a complete basket for holding articles of the push-pull vehicle; the pull rod device adopts a telescopic drawing structure, can be stretched to the maximum length when pulled, is convenient to pull, and is contracted when folded, so that the length is shortened and the storage is convenient. Compared with the existing folding tool trolley, the folding tool trolley has a simple structure, pipe fittings and fixed plastic parts which are connected in a folding mode in the prior art are omitted on two sides, and folding and unfolding are achieved through the front folding frame and the rear folding frame.
Drawings
FIG. 1 is a schematic diagram of a structure of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a schematic structural diagram of the front wheel frame of the present invention.
Fig. 4 is a schematic structural diagram of the rear wheel frame of the present invention.
FIG. 5 is a schematic view of a front sunshade frame according to the present invention.
Fig. 6 is a schematic structural view of the rear sunshade canopy frame of the present invention.
FIG. 7 is a schematic view of the front and rear frames of the present invention.
Fig. 8 is a schematic structural view of the vehicle tail frame of the present invention.
Fig. 9 is a schematic structural view of the semi-folded state of the present invention.
Fig. 10 is a schematic view of a folded structure according to the present invention.
In the figure: 1. the vehicle tail frame comprises a vehicle tail frame body, 2, front wheels, 3, rear wheels, 4, a pull rod device, 5, a front frame body, 6, a rear frame body, 7, a front wheel frame body, 8, a rear wheel frame body, 9, a front sunshade tent frame body, 10, a rear sunshade tent frame body, 11, a front cross beam, 12, a pull plate, 13, a front folding frame body, 14, a rear folding frame body, 15, a handle, 16, a pull rod seat, 17, a pull rod, 18 and an elastic buckle.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
A folding push-pull vehicle is disclosed, referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, a pull rod device 4 for pulling the device is arranged at the front end of a front frame 5, the rear end of the front frame 5 is movably hinged with the front end of a rear frame 6 to form a chassis, a limit block can be arranged at the joint for preventing the joint from being folded downwards, so that the front frame 5 and the rear frame 6 form a plane when unfolded, a front folding frame 13, a rear folding frame 14, a front wheel frame 7, a rear wheel frame 8, a front sunshade tent 9, a rear sunshade tent 10 and a tail frame 1 are all U-shaped, the front frame 5 is arranged at the inner side of the front wheel frame 7, the front end of the front frame 5 is movably hinged with the front part of the front wheel frame 7, the rear frame 6 is arranged at the inner side of the rear wheel frame 8, the rear end of the rear frame 6 is movably hinged with the rear part of the rear wheel frame 8, the front wheel frame 7 is arranged at the inner side of the front wheel frame 7, The open ends of the rear wheel carrier 8 are respectively and movably hinged correspondingly, the front wheel carrier 7 and the rear wheel carrier 8 are respectively provided with a universal front wheel 2 and a universal rear wheel 3 with brakes, the two open ends of the front sunshade canopy frame 9 are arranged on the outer side of the front wheel carrier 7 and movably hinged with the front end of the front wheel carrier 7, the two open ends of the rear sunshade canopy frame 10 are arranged on the outer side of the rear frame 6 and movably hinged with the rear end of the rear frame 6, the open ends of the front folding frame 13 and the rear folding frame 14 are hinged and connected, in order to ensure the stable structure of the front folding frame 13 and the rear folding frame 14, a connecting rod is arranged at the opening of the rear folding frame 14, the connecting rod is arranged below the hinged position of the front frame and the rear frame and supports the connected position, the front folding frame 13 is arranged on the outer side of the front wheel carrier 7 and movably hinged and connected with the middle parts of the two frames, the rear folding frame 14 is arranged on the inner side of the rear wheel carrier 8 and movably hinged and connected with the middle parts of the two frames, the two ends of the pulling plate 12 are respectively connected with the front folding frame 13, the rear folding frame and the rear folding frame 7, the rear folding frame and the rear folding frame 14, The middle upper part of the front sunshade tent frame 9 is movably hinged, the opening end of the tail frame 1 is respectively movably hinged with the two outer sides of the middle upper part of the rear folding frame 14, and the middle part of the tail frame 1 is movably hinged with the inner side of the middle upper part of the rear sunshade tent frame 14.
The pull rod device 4 is characterized in that the lower end of a pull rod seat 16 is connected with the front end of the front frame 5 through a hinged seat, a pull rod 17 is movably arranged in the pull rod seat 16 and can be pulled or contracted, a handle 15 is arranged at the upper end of the pull rod 17, and an elastic buckle 18 used for clamping the pull rod seat 16 is arranged on a front beam 11 of the front sunshade canopy frame 9.
When folding, referring to fig. 9, the hinged joint between the front frame 5 and the rear frame 6 is pulled upwards, the hinged joint between the front folding frame 13 and the rear folding frame 14 is folded, the two ends are contracted towards the middle, and the front wheel frame 7 and the rear wheel frame 8 are pulled to the positions required by folding to complete the folding requirement, referring to fig. 10.
Claims (2)
1. A folding push-pull vehicle comprises an underframe, front wheels, rear wheels and a pull rod device, and is characterized by comprising a front frame, a rear frame, a front wheel frame, a rear wheel frame, a front folding frame, a rear folding frame, a front sunshade canopy frame, a rear sunshade canopy frame and a vehicle tail frame, wherein the front frame is hinged with the rear frame, the front folding frame, the rear folding frame, the front wheel frame, the rear wheel frame, the front sunshade canopy frame, the rear sunshade canopy frame and the vehicle tail frame are all U-shaped, the front end of the front frame is hinged with the inner side of the front part of the front wheel frame, the rear end of the rear frame is hinged with the inner side of the rear part of the rear wheel frame, the two open ends of the front sunshade canopy frame are hinged with the outer side of the front end of the front wheel frame, the two open ends of the rear sunshade canopy frame are hinged with the outer side of the rear frame, the open ends of the front wheel frame and the rear wheel frame are hinged, the front folding frame and the rear folding frame are hinged, the front folding frame is arranged on the outer side of the front wheel frame and the middle of the rear wheel frame, the folding frame is hinged with the rear folding frame, the two ends of the pulling plate are respectively hinged with the middle upper part of the front folding frame and the middle upper part of the front awning frame, the opening end of the trailer frame is hinged with the outer side of the middle upper part of the rear folding frame, and the middle part of the trailer frame is hinged with the inner side of the middle upper part of the rear awning frame.
2. The foldable push-pull cart as claimed in claim 1, wherein the pull rod unit is a pull rod seat with a lower end connected to the front beam of the front wheel frame via a hinge seat, the pull rod is movably mounted in the pull rod seat and can be pulled or retracted, the handle is disposed at an upper end of the pull rod, and the front beam of the front canopy frame is provided with an elastic buckle for locking the pull rod seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121882208.2U CN215322716U (en) | 2021-08-12 | 2021-08-12 | Folding push-and-pull vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121882208.2U CN215322716U (en) | 2021-08-12 | 2021-08-12 | Folding push-and-pull vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215322716U true CN215322716U (en) | 2021-12-28 |
Family
ID=79577188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121882208.2U Active CN215322716U (en) | 2021-08-12 | 2021-08-12 | Folding push-and-pull vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215322716U (en) |
-
2021
- 2021-08-12 CN CN202121882208.2U patent/CN215322716U/en active Active
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